Vasserman, I.B.
E+ E- --> PI+ PI-
[0.4]
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Pion Form-factor Measurement in the Reaction $e^+ e^- \to \pi^+ \pi^-$ for Energies Within the Range From 0.4-{GeV} to 0.46-{GeV}

Vasserman, I.B. ; Ivanov, P.M. ; Kezerashvili, G.Ya. ; et al.
Yad.Fiz. 33 (1981) 709-714, 1981.
Inspire Record 167191 DOI 10.17182/hepdata.18823

None

1 data table
Table 1

Measured value of the total E+ E- --> PI+ PI- cross section


rivet Analysis
Measurement of the e+e- -> pi+pi- cross section with the CMD-2 detector in the 370-520 MeV c.m. energy range

Aul'chenko, V.M. ; Akhmetshin, R.R. ; Banzarov, V.Sh. ; et al.
JETP Lett. 84 (2006) 413-417, 2006.
Inspire Record 728191 DOI 10.17182/hepdata.41786

The cross section of the process e+e- -> pi+pi- has been measured at the CMD-2 detector in the 370-520 MeV center-of-mass (c.m.) energy range. A systematic uncertainty of the measurement is 0.7 %. Using all CMD-2 data on the pion form factor, the pion electromagnetic radius was calculated. The cross section of muon pair production was also determined.

3 data tables
Table 1

The measured Born muon pair production cross section. Errors are statistical only.

Table 2

The measured pion form factor. The errors are statistical only.

Table 3

The measured bare PI+ PI- production cross section. This is corrected for radiative effects but excludes a correction for vacuum polarization effects. The errors are statistical only.


MEASUREMENT OF THE PION FORM-FACTOR NEAR THE THRESHOLD OF THE REACTION e+ e- ---> pi+ pi- WITH A TIME-OF-FLIGHT DETECTOR

Vasserman, I.B. ; Ivanov, P.M. ; Kezerashvili, G.Ya. ; et al.
SLAC-TRANS-0196, 1981.
Inspire Record 164524 DOI 10.17182/hepdata.37120

None

1 data table
Table 1

RADIATIVE CORRECTIONS APPLIED.


MEASUREMENT OF PION FORM-FACTOR IN E+ E- ---> PI+ PI- REACTION NEAR PRODUCTION THRESHOLD. (IN RUSSIAN)

Vasserman, I.B. ; Kurdadze, L.M. ; Sidorov, V.A. ; et al.
Sov.J.Nucl.Phys. 30 (1979) 519, 1979.
Inspire Record 148297 DOI 10.17182/hepdata.18997

None

1 data table
Table 1

RADIATIVE CORRECTIONS APPLIED.


Pion Form-Factor Measurement from e+ e- --> pi+ pi- Near Threshold by electron-Positron Colliding Beams

Vasserman, I.B. ; Ivanov, P.M. ; Koop, I.A. ; et al.
Yad.Fiz. 28 (1978) 968-971, 1978.
Inspire Record 136394 DOI 10.17182/hepdata.19016

None

1 data table
Table 1

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